ITEM NAME:Infrared Stereo Double-channel Wireless Headphone Headset IR Car Headrest D C4J3 Infrared Stereo Double-channel Wireless Headphone Headset IR Car Headrest D C4J3 Receive stereo crystal clear sound from audio devices wirelessly, without interference from other radio transmission sources. Ergonomic design for comfortable wearing. Auto power off function on headphone. Foldable design for easy carrying around. Color: Black Compatible with any audio devices with IR transmitter built in. IR double-channel wireless headphone function. This IR stereo double-channel wireless headphone is specially designed for users who pursue Hi-Fi stereo effect and it's suitable for all kinds of car headrest DVD players. Transmission medium: Infrared Transmission mode: Stereo Receiving frequency: A channel: L/2.3MHz, R/2.8MHz B channel: L/3.2MHz, R/3.8MHz Frequency response: 20Hz-20KHz SNR:greater than equal 60db Power supply: 2 * AAA battery (not included) Dimension: 12.8 * 12.5 * 6.8cm / 5.0 * 4.9 * 2.7in Item weight: 163g / 5.7oz Material: Plastic Package Included:1 x IR Stereo Double-channel Wireless Headphone Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
